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Hail in Piatt County, Illinois
57 hail events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Hail.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. Storm records through 30 Jun 2026.
NCEI records 57 hail events in Piatt County, Illinois, between 1950 and 2026, spread over 29 years.
May is the busiest month, with 21 of the recorded events. The last 20 years account for 25 events against 24 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 0.5% of the 12,331 hail events recorded in Illinois; its 13.0 per 100 square miles compares with 22.2 statewide.
13 of the hail reports with a recorded size were golf-ball size (1.75 inches) or larger; the largest recorded stone was 4.00 inches (softball size).
Compared with Illinois
| Measure | Piatt County | Illinois | US |
|---|---|---|---|
| Hail events since 1950 | 57 | 12,331 | 424,356 |
| Per 100 square miles | 13.0 | 22.2 | 12.0 |
| Per 10,000 residents | 34.0 | 9.7 | 12.8 |
| Deaths recorded | 0 | 0 | 29 |
| Busiest month | May | May | May |
By year
Seasonality
0Feb
0Mar
4Apr
14May
21Jun
5Jul
3Aug
6Sep
1Oct
1Nov
2Dec
0
Magnitude distribution
NWS hail-size descriptors
- under 1 in
- pea to quarter
- 1–1.74 in
- quarter to golf ball
- 1.75–2.74 in
- golf ball to baseball
- 2.75–3.99 in
- baseball to softball
- 4 in and larger
- softball and larger
Hail size in inches as recorded by NCEI; events without a size are not binned.
Recorded events
All 57 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 18 Nov 2025 | Hail | 1.00 in | — | — | — | — | County |
| 20 May 2025 | Hail | 1.00 in | — | — | — | — | County |
| 29 Jun 2023 | Hail | 1.00 in | — | — | — | — | County |
| 29 Jun 2023 | Hail | 1.00 in | — | — | — | — | County |
| 29 Jun 2023 | Hail | 1.75 in | — | — | — | — | County |
| 30 Apr 2022 | Hail | 1.00 in | — | — | — | — | County |
| 28 May 2019 | Hail | 2.50 in | — | — | — | — | County |
| 9 May 2018 | Hail | 1.00 in | — | $15K | — | — | County |
| 11 May 2016 | Hail | 2.00 in | — | — | — | — | County |
| 11 May 2016 | Hail | 0.88 in | — | — | — | — | County |
| 11 May 2016 | Hail | 0.75 in | — | — | — | — | County |
| 31 Mar 2016 | Hail | 0.75 in | — | — | — | — | County |
| 4 Sep 2015 | Hail | 1.00 in | — | — | — | — | County |
| 9 Apr 2015 | Hail | 1.00 in | — | — | — | — | County |
| 21 May 2014 | Hail | 1.50 in | — | — | — | — | County |
| 21 May 2014 | Hail | 2.00 in | — | — | — | — | County |
| 14 Nov 2011 | Hail | 0.75 in | — | — | — | — | County |
| 24 May 2010 | Hail | 0.88 in | — | — | — | — | County |
| 5 Apr 2010 | Hail | 0.75 in | — | — | — | — | County |
| 30 May 2009 | Hail | 1.00 in | — | — | — | — | County |
| 15 May 2009 | Hail | 0.75 in | — | — | — | — | County |
| 15 May 2009 | Hail | 1.25 in | — | — | — | — | County |
| 15 May 2009 | Hail | 0.88 in | — | — | — | — | County |
| 15 May 2009 | Hail | 2.75 in | $255K | — | — | — | County |
| 18 Oct 2007 | Hail | 0.88 in | — | — | — | — | County |
| 19 Jun 2006 | Hail | 0.75 in | — | — | — | — | County |
| 19 Apr 2006 | Hail | 0.88 in | — | — | — | — | County |
| 19 Apr 2006 | Hail | 0.88 in | — | — | — | — | County |
| 19 Apr 2006 | Hail | 0.75 in | — | — | — | — | County |
| 16 Apr 2006 | Hail | 0.75 in | — | — | — | — | County |
| 13 May 2005 | Hail | 1.00 in | — | — | — | — | County |
| 30 Mar 2005 | Hail | 1.00 in | — | — | — | — | County |
| 8 May 2003 | Hail | 1.75 in | — | — | — | — | County |
| 4 Apr 2003 | Hail | 1.75 in | — | — | — | — | County |
| 19 Mar 2003 | Hail | 0.75 in | — | — | — | — | County |
| 19 Mar 2003 | Hail | 0.75 in | — | — | — | — | County |
| 19 Apr 2002 | Hail | 1.75 in | — | — | — | — | County |
| 18 Aug 2001 | Hail | 0.75 in | — | — | — | — | County |
| 26 Aug 2000 | Hail | 4.00 in | — | — | — | — | County |
| 26 Aug 2000 | Hail | 1.00 in | — | — | — | — | County |
| 12 May 2000 | Hail | 1.75 in | — | — | — | — | County |
| 22 Apr 1999 | Hail | 0.88 in | — | — | — | — | County |
| 20 Apr 1999 | Hail | 1.75 in | — | — | — | — | County |
| 10 Apr 1999 | Hail | 0.75 in | — | — | — | — | County |
| 23 May 1998 | Hail | 0.75 in | — | — | — | — | County |
| 12 May 1998 | Hail | 1.00 in | — | — | — | — | County |
| 24 Aug 1997 | Hail | 1.75 in | — | — | — | — | County |
| 16 Aug 1993 | Hail | 0.75 in | — | — | — | — | County |
| 2 Jun 1987 | Hail | 1.30 in | — | — | — | — | County |
| 31 Jul 1986 | Hail | 0.75 in | — | — | — | — | County |
| 16 May 1986 | Hail | 0.75 in | — | — | — | — | County |
| 16 May 1986 | Hail | 0.75 in | — | — | — | — | County |
| 2 Jul 1985 | Hail | 1.50 in | — | — | — | — | County |
| 10 Apr 1981 | Hail | 1.75 in | — | — | — | — | County |
| 2 Aug 1974 | Hail | 0.75 in | — | — | — | — | County |
| 3 Jul 1973 | Hail | 0.75 in | — | — | — | — | County |
| 19 Apr 1972 | Hail | 0.75 in | — | — | — | — | County |
Questions and answers
How many hail events has Piatt County had?
57 events in the NCEI Storm Events record between 1950 and 2026. Reporting of hail became far more complete after 1996, so early decades undercount.
When was the last recorded hail event in Piatt County?
18 Nov 2025 (Hail, 1.00 in). Records reach NCEI about 120 days after the month ends.
What was the most damaging hail event recorded in Piatt County?
The hail of 15 May 2009, with property damage estimated by NCEI at $255K.
How does Piatt County compare with Illinois for hail?
13.0 events per 100 square miles against 22.2 statewide; the county holds 57 of the state's 12,331 recorded events.
Provenance
NOAA NCEI Storm Events Database, yearly details files through 30 Jun 2026, public domain. County-recorded events plus zone-recorded events whose forecast zone is named for the county (marked "Forecast zone"). Population and area from the US Census Bureau (2021). Built 1 Oct 2026. See the methodology, the Hail hub and the county page.